when I want to do rpm --rebuild php-4.0.6-6.src.rpm from rawhide 1.0.

I obtain this :
Installing php-4.0.6-6.src.rpm
Executing(%prep): /bin/sh -e /var/tmp/rpm-tmp.95010
+ umask 022
+ cd /usr/src/redhat/BUILD
+ cd /usr/src/redhat/BUILD
+ rm -rf php-4.0.6
+ /bin/mkdir -p php-4.0.6
+ cd php-4.0.6
+ /bin/gzip -dc /usr/src/redhat/SOURCES/php-4.0.6.tar.gz
+ tar -xf -
+ STATUS=0
+ '[' 0 -ne 0 ']'
++ /usr/bin/id -u
+ '[' 0 = 0 ']'
+ /bin/chown -Rhf root .
++ /usr/bin/id -u
+ '[' 0 = 0 ']'
+ /bin/chgrp -Rhf root .
+ /bin/chmod -Rf a+rX,g-w,o-w .
+ pushd php-4.0.6
/usr/src/redhat/BUILD/php-4.0.6/php-4.0.6 /usr/src/redhat/BUILD/php-4.0.6
+ echo 'Patch #0 (php-4.0.6-redhat.patch):'
Patch #0 (php-4.0.6-redhat.patch):
+ patch -p1 -b --suffix .redhat -s
+ echo 'Patch #1 (php-4.0.3-required.patch):'
Patch #1 (php-4.0.3-required.patch):
+ patch -p1 -b --suffix .required -s
+ echo 'Patch #2 (php-4.0.4pl1-linkage.patch):'
Patch #2 (php-4.0.4pl1-linkage.patch):
+ patch -p1 -b --suffix .linkage -s
+ echo 'Patch #3 (php-4.0.6-libtool.patch):'
Patch #3 (php-4.0.6-libtool.patch):
+ patch -p1 -b --suffix .libtool -s
+ echo 'Patch #4 (php-4.0.5-db.patch):'
Patch #4 (php-4.0.5-db.patch):
+ patch -p1 -b --suffix .db -s
+ echo 'Patch #5 (php-4.0.5-ext.patch):'
Patch #5 (php-4.0.5-ext.patch):
+ patch -p1 -b --suffix .ext -s
+ cp Zend/LICENSE Zend/ZEND_LICENSE
+ ln -s /usr/include ext/imap/
+ mkdir ext/imap/lib
+ cp -fv /usr/lib/c-client.a ext/imap/lib/libc-client.a
/usr/lib/c-client.a -> ext/imap/lib/libc-client.a
+ ./buildconf
buildconf: checking installation...
buildconf: autoconf version 2.13 (ok)
buildconf: automake version 1.4 (ok)
buildconf: libtool version 1.3.5 (ok)
rebuilding Makefile templates
rebuilding configure
rebuilding main/php_config.h.in
+ popd
/usr/src/redhat/BUILD/php-4.0.6
+ cp -a php-4.0.6 php-4.0.6-cgi
+ exit 0
Executing(%build): /bin/sh -e /var/tmp/rpm-tmp.99976
+ umask 022
+ cd /usr/src/redhat/BUILD
+ cd php-4.0.6
+ krb5libs=-L/usr/kerberos/lib -lgssapi_krb5 -lkrb5 -lk5crypto -lcom_err
+ ssllibs=-lssl -lcrypto
+ sasllibs=-lsasl -L/usr/kerberos/lib -lgssapi_krb5 -lkrb5 -lk5crypto -lcom_err
-lssl -lcrypto
+ CFLAGS=-O2 -march=i386 -mcpu=i686 -fPIC
+ export CFLAGS
+ LIBS=-lttf -lfreetype -lpng -ljpeg -lz -lnsl
+ export LIBS
+ REDO_ALL=yes
+ export REDO_ALL
+ EXTENSION_DIR=/usr/lib/php4
+ export EXTENSION_DIR
+ pushd php-4.0.6-cgi
/usr/src/redhat/BUILD/php-4.0.6/php-4.0.6-cgi /usr/src/redhat/BUILD/php-4.0.6
+ compile --enable-force-cgi-redirect
+ CFLAGS=-O2 -march=i386 -mcpu=i686 -fPIC
+ export CFLAGS
+ CXXFLAGS=-O2 -march=i386 -mcpu=i686
+ export CXXFLAGS
+ FFLAGS=-O2 -march=i386 -mcpu=i686
+ export FFLAGS
+ '[' -f configure.in ']'
+ libtoolize --copy --force
Using `AC_PROG_RANLIB' is rendered obsolete by `AM_PROG_LIBTOOL'
+ ./configure i386-redhat-linux --prefix=/usr --exec-prefix=/usr --bindir=/usr/bin --sbindir=/usr/sbin --sysconfdir=/etc --datadir=/usr/share --includedir=/usr/
include --libdir=/usr/lib --libexecdir=/usr/libexec --localstatedir=/var --sharedstatedir=/usr/com --mandir=/usr/share/man --infodir=/usr/share/info --prefix=/u
sr --with-config-file-path=/etc --disable-debug --enable-pic --disable-rpath --enable-inline-optimization --enable-force-cgi-redirect --with-bz2 --with-curl --with-db3 --with-dom --with-exec-dir=/usr/bin --with-gd --with-gdbm --with-gettext --with-jpeg-dir=/usr --with-mm --with-openssl --with-png --with-regex=system --with-ttf --with-zlib --with-layout=GNU --enable-debugger --enable-ftp --enable-magic-quotes --enable-safe-mode --enable-sockets --enable-sysvsem --enable-sysvshm --enable-track-vars --enable-yp --enable-wddx --without-mysql --without-unixOD
BC --without-oracle --without-oci8 --with-pspell --with-xml
creating cache ./config.cache
checking for a BSD compatible install... /usr/bin/install -c
checking whether build environment is sane... yes
checking whether make sets ${MAKE}... yes
checking for working aclocal... found
checking for working autoconf... found
checking for working automake... found
checking for working autoheader... found
checking for working makeinfo... found
Updated php_version.h
checking whether to enable maintainer-specific portions of Makefiles... no
checking host system type... i386-redhat-linux-gnu
checking for gawk... gawk
checking for bison... bison -y
checking bison version... 1.28 (ok)
checking for gcc... gcc
checking whether the C compiler (gcc -O2 -march=i386 -mcpu=i686 -fPIC ) works...
 no
configure: error: installation or configuration problem: C compiler cannot create executables.
Bad exit status from /var/tmp/rpm-tmp.99976 (%build)

what is the problem ?

Bye.